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379 WorkRate |
Name : _________________ |
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If Ann does a job in 4 days, and Bob does it in 9 days, how long do they take together? (Nearest to the 10th...) |
If Ann does a job in 7 days, and Bob does it in 10 days, how long do they take together? (Nearest to the 10th...) |
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| 379 2.8 2 4.2 1.3 4 ( 14.3 ) 4.1 3.2 2.9 2 2.7 ( 14.9 ) [[ 29.2 ]] | ||
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